package org.u2ml.app.business;

import java.util.Collection;

import org.u2ml.app.domain.ConnectedUser;
import org.u2ml.app.domain.Project;
import org.u2ml.app.domain.User;

public interface ConnectedUserService {
	
	public ConnectedUser add(User u);
	public ConnectedUser find(Long oid);
	public void delete(Long oid);
	public Collection<String> contributorSessions(Project p);

}
